selinux: Use kcalloc() in policydb_index()

Multiplications for the size determination of memory allocations
indicated that array data structures should be processed.
Thus use the corresponding function "kcalloc".

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Markus Elfring 2017-01-14 13:08:59 +01:00 committed by Paul Moore
parent cb8d21e364
commit ad10a10567

View File

@ -540,23 +540,23 @@ static int policydb_index(struct policydb *p)
#endif
rc = -ENOMEM;
p->class_val_to_struct =
kzalloc(p->p_classes.nprim * sizeof(*(p->class_val_to_struct)),
GFP_KERNEL);
p->class_val_to_struct = kcalloc(p->p_classes.nprim,
sizeof(*p->class_val_to_struct),
GFP_KERNEL);
if (!p->class_val_to_struct)
goto out;
rc = -ENOMEM;
p->role_val_to_struct =
kzalloc(p->p_roles.nprim * sizeof(*(p->role_val_to_struct)),
GFP_KERNEL);
p->role_val_to_struct = kcalloc(p->p_roles.nprim,
sizeof(*p->role_val_to_struct),
GFP_KERNEL);
if (!p->role_val_to_struct)
goto out;
rc = -ENOMEM;
p->user_val_to_struct =
kzalloc(p->p_users.nprim * sizeof(*(p->user_val_to_struct)),
GFP_KERNEL);
p->user_val_to_struct = kcalloc(p->p_users.nprim,
sizeof(*p->user_val_to_struct),
GFP_KERNEL);
if (!p->user_val_to_struct)
goto out;